<template>
  <!-- 雷达图     图标的div必须给宽和高 -->
  <div ref="myDiv" class="radar-echart" />
</template>

<script>
// 如果是可视化项目全部引入// var echarts = require('echarts')
import * as echarts from 'echarts/core'
// 雷达图
import { TitleComponent, LegendComponent } from 'echarts/components'
import { RadarChart } from 'echarts/charts'
import { CanvasRenderer } from 'echarts/renderers'
echarts.use([TitleComponent, LegendComponent, RadarChart, CanvasRenderer])

export default {
// 只有到了这个周期，页面具有大小的容器才出现，才能去进行echarts的实例化
  mounted() {
    const myChart = echarts.init(this.$refs.myDiv) // 得到图标实例
    // myChart实例对象具备绘制echart的能力
    // 雷达图
    var option = {
      title: {
        text: '基础雷达图'
      },
      legend: {
        data: ['Allocated Budget', 'Actual Spending']
      },
      radar: {
        // shape: 'circle',
        indicator: [
          { name: 'ong', max: 6500 },
          { name: 'Administration', max: 16000 },
          { name: 'Information Technology', max: 30000 },
          { name: 'Customer Support', max: 38000 },
          { name: 'Development', max: 52000 },
          { name: 'Marketing', max: 25000 }
        ]
      },
      series: [
        {
          name: 'Budget vs spending',
          type: 'radar',
          data: [
            {
              value: [4200, 3000, 20000, 35000, 50000, 18000],
              name: 'Allocated Budget'
            },
            {
              value: [5000, 14000, 28000, 26000, 42000, 21000],
              name: 'Actual Spending'
            }
          ]
        }
      ]
    }
    myChart.setOption(option)
  }
}
</script>

<style scoped>
.radar-echart{
    width: 600px;
    height: 400px;
}
</style>
